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中国的生长期
释义
中国的生长期
Encyclopedia
理学
中国的气温
释
growth period in China
中国的生长期
一年中植物任意两个发育期相间隔的日数,它表示两个发育期之间持续生长的时间。农作物的生长,要求温度上升到生长期所需的指标温度以上。一般认为,日平均气温≥5℃的持续时期称为农作物的生长期,≥10℃的日数可表示喜热作物生长期和喜温作物活跃生长期的长短。
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operatic ceremonial weaponry of the Qing Dynasty in Lingbao City
operatic composition
operatic copperplate etchings of the Qing Dynasty
operatic costumes collected at the Qing court
operatic dress
operatic engravings at Mirror-Hanging Tower of Sheqi Shanxi-Shaanxi Guild Hall
operatic facial painting frescoes at Jishui Lord Yu Temple
operatic facial paintings of China's ethnic minorities
operatic film
operatic frescoes of Hongshan Temple of Xinmi City
operatic frescoes of Nianbadu Town, Jiangshan City
operatic headdress
Operatic History in Ming and Qing dynasty
operatic inscriptions on steles at Temple of God of Mount Tai , Pu County
operatic manuscripts collected by the Huaihua Art Museum
operatic manuscripts of Sungu Village of Hu County
operatic murals at Temple to the God of Mount Tai of Shanpu Village, Qinyuan County
operatic music of China's ethnic minorities
Operatic Painting Album
operatic paintings in Civil Rights Pictorial
operatic paintings in Collection on the Theatre
operatic paintings in Huju Opera Pictorial
operatic paintings in old Shanghai newspapers
operatic paintings in Pictorial Daily
operatic paintings in Pictorial from the Touchstone Studio
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